CN102115608B - Modified asphalt synthetic resin high-polymer waterproof material and preparation method thereof - Google Patents
Modified asphalt synthetic resin high-polymer waterproof material and preparation method thereof Download PDFInfo
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- CN102115608B CN102115608B CN2010106181750A CN201010618175A CN102115608B CN 102115608 B CN102115608 B CN 102115608B CN 2010106181750 A CN2010106181750 A CN 2010106181750A CN 201010618175 A CN201010618175 A CN 201010618175A CN 102115608 B CN102115608 B CN 102115608B
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- waterproof material
- polymer waterproof
- synthetic resin
- polyethylene
- masterbatch
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Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C48/00—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor
- B29C48/25—Component parts, details or accessories; Auxiliary operations
- B29C48/92—Measuring, controlling or regulating
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C2948/00—Indexing scheme relating to extrusion moulding
- B29C2948/92—Measuring, controlling or regulating
- B29C2948/92504—Controlled parameter
- B29C2948/9258—Velocity
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C2948/00—Indexing scheme relating to extrusion moulding
- B29C2948/92—Measuring, controlling or regulating
- B29C2948/92504—Controlled parameter
- B29C2948/92704—Temperature
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C2948/00—Indexing scheme relating to extrusion moulding
- B29C2948/92—Measuring, controlling or regulating
- B29C2948/92819—Location or phase of control
- B29C2948/92857—Extrusion unit
- B29C2948/92876—Feeding, melting, plasticising or pumping zones, e.g. the melt itself
- B29C2948/92895—Barrel or housing
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C2948/00—Indexing scheme relating to extrusion moulding
- B29C2948/92—Measuring, controlling or regulating
- B29C2948/92819—Location or phase of control
- B29C2948/92933—Conveying, transporting or storage of articles
Abstract
The invention relates to a synthetic resin high-polymer waterproof material. The waterproof material comprises components with the weight percentages as follows: 50 percent to 60 percent of ethylene and acetic acid ethylene copolymer modified asphalt, and 30 percent to 40 percent of polyethylene. The invention further relates to a preparation method of the waterproof material. The waterproof material provided by the invention has the advantages of excellent seepage-proof performance, high barrier performance, high anti-puncture performance and no chemical pollution, and is resistant to acid, alkali and various chemical substances. The invention further provides a synthetic resin high-polymer waterproof plate which has an excellent elongation rate and excellent wear-resistant performance, and a preparation method thereof. The waterproof plate is suitable for water proofing and seepage proofing of civil engineering, such as various tunnels, underground civil engineering, urban subways, water conservancy, artificial lakes, landfills, petrochemical plant waste residue treatment fields, sewage adjusting tanks, and the like.
Description
Technical field:
The present invention relates to the waterproof, seepage control field, particularly synthetic resins high polymer waterproof material and preparation method thereof.
Background technology:
The water-proof material that uses during present underground construction has shortcoming in various degree, has the check LDPE film of engineering thinner, a little less than the anti-puncture ability, destroys easily in the two lined steel muscle construction processs; The PVC plate produces toxic gas when sweating soldering, be detrimental to health, and welding quality is difficult for guaranteeing now less use.Ethylene copolymer-modified bituminous resins (ECB) plate all is better than the former in tension, tension set, with regard to the anti-puncture performance, but the hardness of ECB material itself is larger, and snappiness is relatively poor, has caused certain difficulty to construction, and weather resistance is also bad.Owing to contain the pitch composition in the ECB raw material, with the compound process of linear low density polyethylene in, need to overcome the problem of consistency between the material.
Summary of the invention:
In order to overcome the shortcoming and defect of prior art, the invention provides that a kind of hardness and snappiness all are suitable for constructing and the synthetic resins high polymer waterproof material of good endurance
The invention provides a kind of asphalt modification synthetic resins high polymer waterproof material, comprise by weight percentage 50%～60% ethene-vinyl acetate copolymer modifying asphalt and 30%～40% polyethylene.
Vinyl acetate content is 10%～15% in the described ethane-acetic acid ethyenyl modifying asphalt by weight percentage, and the pitch solubles content is 5%～10%.
Described polyvinyl resin is the metallocene catalysis linear low density polyethylene, and its density is every cubic centimetre of 0.8～1 gram, and fusing point is 120 ± 5 ℃.
Described water-proof material further comprises 1%～3% Masterbatch and 4%～8% oxidation inhibitor, and pigment content is 34%-40% in the described Masterbatch, and the Masterbatch thermotolerance is 250 ℃～280 ℃.
The present invention also provides a kind of preparation method of synthetic resins high polymer waterproof material, it is characterized in that comprising following processing step:
A. with the ethene-vinyl acetate copolymer modifying asphalt of weight percent meter 50%～60% and 30%～40% polyethylene melt blending;
B. the gained blend is extruded through forcing machine and become a useful person.
Also comprise in the described melt blending step by weight percentage 1%～3% Masterbatch and 4%～8% oxidation inhibitor and ethene-vinyl acetate copolymer modifying asphalt and polyethylene melt blending.
Described melt blending temperature is 120 ℃～150 ℃.
The melt blending time is 1～5 minute.
The extruded velocity of described forcing machine is 400～600mm/min.
Extrusion temperature is 130 ℃～140 ℃.
The present invention adopts the blend under molten state with polyvinyl resin and ethene vinyl acetate modifying asphalt, carry out Compound Machining, this has effectively utilized ECB resin and polyvinyl resin advantage separately, reached the effect of having complementary advantages, therefore obtained having good tension, tension set, the anti-puncture performance, do not produce the synthetic macromolecule water-proof material of toxic gas during thermo-welding, prepare simultaneously this water-proof material and do not need extruding and granulating equipment, that manufacturing expense and energy consumption significantly reduce, in preparation process, without hazardous emission, it is a kind of the preparation simply, environmental protection and energy saving, waterproof material easy to use.
The oxidation inhibitor that adopts is commercially available oxidation inhibitor (168,1010 all can), after extruding on three-roller calendar calendaring molding, its thickness and width are decided on concrete purposes.
The invention has the advantages that:
A produces simple, does not need extruding and granulating equipment, reduces energy consumption;
Unharmful substance discharging during b produces, during construction under the heating condition without obnoxious flavour, belong to environmental friendly product;
This product of c has good barrier properties; High barrier; Puncture resistance; Without chemical pollution; Acid and alkali-resistance and number of chemical material; Good unit elongation and wear resistance.
Embodiment:
Example 1
ECB resin (ECB-103 with 2kg, together lower) and 20g Masterbatch (general) and 40g oxidation inhibitor (irgasfos 168, in container, add charging basket behind the premix down together), at the screw rod feeding section: 100 ℃～120 ℃, screw rod melt zone: 120 ℃～140 ℃, screw metering section: 130 ℃～150 ℃, die orifice: 130 ℃～140 ℃.Extrude processing under the condition of extruded velocity: 400～600mm/min, calendering thickness is the thick sheet material of 1mm, measures the performance of sheet material, sees Table 1.
Example 2
LLDPE resin (Jilin Petrochemical 7042 with 2kg, together lower) in container, add charging basket behind the premix with 20g Masterbatch and 40g irgasfos 168, at the screw rod feeding section: 100 ℃～120 ℃, screw rod melt zone: 120 ℃～140 ℃, screw metering section: 130 ℃～150 ℃, die orifice: 130 ℃～140 ℃.Extrude processing under the condition of extruded velocity: 400～600mm/min, calendering thickness is the thick sheet material of 1mm, measures the performance of sheet material, sees Table 1.
Example 3
The ECB resin of 1.2kg, LLDPE resin, 20g Masterbatch and the 40g irgasfos 168 of 800g are added charging basket behind the premix in container, at the screw rod feeding section: 100 ℃～120 ℃, the screw rod melt zone: 120 ℃～140 ℃, screw metering section: 130 ℃～150 ℃, die orifice: 130 ℃～140 ℃.Extrude processing under the condition of extruded velocity: 400～600mm/min, calendering thickness is the thick sheet material of 1mm, presses the performance that GB/T18173.1 measures sheet material, sees Table 1.
The performance of table 1 synthetic resins polymer water board
Project example 1 example 2 examples 3
Hardness (Shao D) 70 46 61
Elongation at break (%) 286 713 540
The nail bar is torn (KN/mm) 0.42 0.97 0.67
Tensile strength (MPa) 8.4 28 17
Can be seen by table 1, after adding polyvinyl resin among the ECB, lower hardness illustrates that its flexility improves, and is beneficial to processing and construction, elongation at break increases, represent that the purer ECB sheet material of its ductility is improved, nail bar tear strength increases, and represents that the puncture performance of this material improves again, and tensile strength increases, and the tensile property of expression material also is improved.This water board has good puncture resistance, good unit elongation and flexibility and wear resistance.
Example 4
The ECB resin of 1.0kg, the LLDPE resin of 1.0kg are added charging basket behind the premix in container, at the screw rod feeding section: 100 ℃～120 ℃, the screw rod melt zone: 120 ℃～140 ℃, screw metering section: 130 ℃～150 ℃, die orifice: 130 ℃～140 ℃.Extrude processing under the condition of extruded velocity: 400～600mm/min, calendering thickness is the thick sheet material of 1mm.
Example 5
The ECB resin of 1.1kg, the LLDPE resin of 900g are added charging basket behind the premix in container, at the screw rod feeding section: 100 ℃～120 ℃, the screw rod melt zone: 120 ℃～140 ℃, screw metering section: 130 ℃～150 ℃, die orifice: 130 ℃～140 ℃.Extrude processing under the condition of extruded velocity: 400～600mm/min, calendering thickness is the thick sheet material of 1mm.
Example 6
The ECB resin of 1.2kg, the LLDPE resin of 800g are added charging basket behind the premix in container, at the screw rod feeding section: 100 ℃～120 ℃, the screw rod melt zone: 120 ℃～140 ℃, screw metering section: 130 ℃～150 ℃, die orifice: 130 ℃～140 ℃.Extrude processing under the condition of extruded velocity: 400～600mm/min, calendering thickness is the thick sheet material of 1mm.
Example 7
The ECB resin of 1.3kg, the LLDPE resin of 700g are added charging basket behind the premix in container, at the screw rod feeding section: 100 ℃～120 ℃, the screw rod melt zone: 120 ℃～140 ℃, screw metering section: 130 ℃～150 ℃, die orifice: 130 ℃～140 ℃.Extrude processing under the condition of extruded velocity: 400～600mm/min, calendering thickness is the thick sheet material of 1mm.
Example 8
The ECB resin of 1.4kg, the LLDPE resin of 600g are added charging basket behind the premix in container, at the screw rod feeding section: 100 ℃～120 ℃, the screw rod melt zone: 120 ℃～140 ℃, screw metering section: 130 ℃～150 ℃, die orifice: 130 ℃～140 ℃.Extrude processing under the condition of extruded velocity: 400～600mm/min, calendering thickness is the thick sheet material of 1mm, measures the performance of sheet material, sees Table 2.
The performance of table 2 synthetic resins polymer water board
Project example 4 examples 5 examples 6 examples 7 examples 8
Hardness (Shao D) 55 57 61 62 64
Elongation at break (%) 490 520 540 557 568
The nail bar is torn (KN/mm) 0.58 0.62 0.67 0.71 0.75
Tensile strength (MPa) 14 15 17 18 19
Can be seen by table 2, add the polyvinyl resins of different amounts among the ECB after, various performances have in various degree and change, if take ECB as 1.0kg, when the polyvinyl resin addition is 800g and when following, the various performances of sheet material are qualified; When the polyvinyl resin addition is 800g and when above, the tensile property of sheet material is underproof; Thereby the optimum weight per-cent of determining this asphalt modification synthetic resins high polymer waterproof material provided by the invention is 50%～60% ethene-vinyl acetate copolymer modifying asphalt and 30%～40% polyethylene.
Claims (9)
1. modified asphalt synthetic resin high-polymer waterproof material, it is characterized in that by weight percentage by 50%～60% ethene-vinyl acetate copolymer modifying asphalt, 30%～40% polyethylene, 1%～3% Masterbatch and 4%～8% oxidation inhibitor form.
2. synthetic resins high polymer waterproof material according to claim 1 is characterized in that by weight percentage vinyl acetate content is 10%～15% in the described ethene-vinyl acetate copolymer modifying asphalt, and the pitch solubles content is 5%～10%.
3. synthetic resins high polymer waterproof material according to claim 1 is characterized in that described polyethylene is the metallocene catalysis linear low density polyethylene, and its density is every cubic centimetre of 0.8～1 gram, and fusing point is 120 ± 5 ℃.
4. arbitrary described synthetic resins high polymer waterproof material according to claim 1-3 is characterized in that by weight percentage pigment content is 34%-40% in the described Masterbatch, and the Masterbatch thermotolerance is 250 ℃～280 ℃.
5. the preparation method of a modified asphalt synthetic resin high-polymer waterproof material is characterized in that comprising following processing step:
A. with the ethene-vinyl acetate copolymer modifying asphalt of weight percent meter 50%～60%, 30%～40% polyethylene, 1%～3% Masterbatch and 4%～8% oxidation inhibitor melt blending;
B. the gained blend is extruded through forcing machine and become a useful person.
6. method according to claim 5 is characterized in that described melt blending temperature is 120 ℃～150 ℃.
7. method according to claim 5 is characterized in that the melt blending time is 1～5 minute.
8. method according to claim 5, the extruded velocity that it is characterized in that described forcing machine is 400～600mm/ minute.
9. method according to claim 5 is characterized in that extrusion temperature is 130 ℃～140 ℃.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010106181750A CN102115608B (en) | 2010-12-22 | 2010-12-22 | Modified asphalt synthetic resin high-polymer waterproof material and preparation method thereof |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010106181750A CN102115608B (en) | 2010-12-22 | 2010-12-22 | Modified asphalt synthetic resin high-polymer waterproof material and preparation method thereof |
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| Publication Number | Publication Date |
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| CN102115608A CN102115608A (en) | 2011-07-06 |
| CN102115608B true CN102115608B (en) | 2013-04-10 |
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| CN104448528A (en) * | 2014-12-19 | 2015-03-25 | 唐山东方雨虹防水技术有限责任公司 | Colored plastic waterproof plate |
| CN110343451A (en) * | 2019-08-19 | 2019-10-18 | 李彧 | A kind of hydraulic engineering water-repellent paint and preparation method thereof |
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Owner name: YUEYANG ORIENTAL YUHONG WATERPROOF TECHNOLOGY CO., Free format text: FORMER OWNER: BEIJING ORIENTAL YUHONG WATERPROOF TECHNOLOGY CO., LTD. Effective date: 20131227 |
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Free format text: CORRECT: ADDRESS; FROM: 100025 CHAOYANG, BEIJING TO: 414009 YUEYANG, HUNAN PROVINCE |
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Effective date of registration: 20131227 Address after: 414009 Industrial Park, Yunxi District, Hunan, Yueyang Patentee after: Yueyang Oriental Yuhong Waterproof Technology Co., Ltd. Address before: 100025, Beijing, Chaoyang District Gaobeidian Kang homes District No. 4 Building Patentee before: Beijing Oriental Yuhong Waterproof Technology Co., Ltd. |